Finding the Fourth Proportional to 27,178,260.52, 40,768,819.26 and 6,983,639.08
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Solution
The fourth proportional to 27,178,260.52, 40,768,819.26 and 6,983,639.08 is: 10,475,825.68
Step by Step Solution
- Step 1: Write the proportion equation
27,178,260.52 : 40,768,819.26 = 6,983,639.08 : x - Step 2: Convert to fraction form
27,178,260.52/40,768,819.26 = 6,983,639.08/x - Step 3: Cross multiply
27,178,260.52x = 40,768,819.26 × 6,983,639.08 - Step 4: Simplify right side
27,178,260.52x = 284,714,719,429,592.69 - Step 5: Solve for x
x = 284,714,719,429,592.69/27,178,260.52 - Step 6: Final answer
x = 10,475,825.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.